Question

NaOH & Na2CO3 are dissolved in 200ml of aqueous solution in presence of phenolphthalein indicator. 17.5ml 0.1N HCl is used to titrate this solution. Now methyl orange is added to the same solution and requires 2.5ml 0.1N HCl calculate the normality of NaOH and Na2CO3

Answer 1

Explanation:

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